04430243 is referenced by 174 patents and cites 8 patents.

Laundry bleaching and detergent compositions comprising a peroxygen bleaching agent and a catalyst system therefor, the catalyst system comprising a heavy metal cation of defined bleach catalytic activity, particularly copper, iron or manganese cations, an auxiliary metal cation having little or no bleach catalytic activity, particularly zinc or aluminium cations, and a sequestrant having defined stability constants for the catalytic and auxiliary metal cations, particularly ethylenediaminetetraacetic acid, ethylenediaminetetra(methylenephosphonic acid) and water-soluble salts thereof. The laundry bleaching and detergent compositions deliver improved bleach performance, particularly at medium to high wash temperatures. Catalyst compositions for peroxygen bleaching agents are also disclosed.

Title
Bleach catalyst compositions and use thereof in laundry bleaching and detergent compositions
Application Number
6/403376
Publication Number
4430243
Application Date
July 30, 1982
Publication Date
February 7, 1984
Inventor
Charles D Bragg
Newcastle upon Tyne
GB
Agent
Thomas H O Flaherty
Richard C Witte
Robert B Aylor
Assignee
The Procter & Gamble Company
OH, US
IPC
D06L 3/02
C11D 11/00
C11D 3/39
C11D 3/04
View Original Source